 | Royal Agricultural Society of England - 1892 - 1134 頁
...pomegranate, arazole or Neapolitan medlar, and date-palms. In commenting upon these fruits, Darwin says that most horticulturists "look at the great size and anomalous...fruit as the cause, and sterility as the result," but he holds the opposite view as more probable — that is, that the sterility, coming about gradually,... | |
 | 1891 - 958 頁
...azarole or Neapolitan medlar, and date palms. In commenting upon these fruits, Mr. Darwin t says that most horticulturists "look at the great size and anomalous development of the fruit us the cause and sterility as the result," but he holds the opposite view as more probable — that... | |
 | Charles Darwin - 1876 - 544 頁
...orange-tribe. Poorer varieties of these same fruits either habitually or occasionally yield seed.101 Most horticulturists look at the great size and anomalous...presently see, is more probable. Sterility from the ejcessi're development of tlie organt of Growth or Vegttntion. — Plants which from any cause grow... | |
 | Charles Darwin - 1887 - 528 頁
...orange-tribe. Poorer varieties of these same fruits either habitually or occasionally yield seed. 104 Most horticulturists look at the great size and anomalous...probable. Sterility from the excessive development of the organs of Growth or Vegetation.—Plants which from any cause grow too luxuriantly, and produce... | |
 | George Lincoln Goodale - 1891 - 64 頁
...azarole or Neapolitan medlar, and date palms. In commenting upon these fruits, Mr. Darwin" says that most horticulturists "look at the great size and anomalous...fruit as the cause and sterility as the result," but he holds the opposite view as more probable, that is, that the sterility, coming about gradually, leaves... | |
 | 1892 - 790 頁
...azarole or Neapolitan medlar, and date palms. In commenting upon these fruits, Mr. Darwin* says that most horticulturists "look at the great size and anomalous...fruit as the cause and sterility as the result," but he holds the opposite view as more probable ; that is, that the sterility, coming about gradually,... | |
 | American Association for the Advancement of Science - 1892 - 606 頁
...azarole or Neapolitan medlar, and date palms. In commenting upon these fruits, Mr. Darwin25 says that most horticulturists "look at the great size and anomalous...fruit as the cause and sterility as the result," but he holds the opposite view as more probable, that is, that the sterility, coming about gradually, leaves... | |
 | American Association for the Advancement of Science - 1892 - 604 頁
...azarole or Neapolitan medlar, and date palms. In commenting upon these fruits, Mr. Darwin25 says that most horticulturists "look at the great size and anomalous...fruit as the cause and sterility as the result," but he holds the opposite view as more probable, that is, that the sterility, coming about gradually, leaves... | |
 | American Association for the Advancement of Science - 1892 - 614 頁
...azarole or Neapolitan medlar, and date palms. In commenting upon these fruits, Mr. Darwin35 says that most horticulturists "look at the great size and anomalous...fruit as the cause and sterility as the result," but he holds the opposite view as more probable, that is, that the sterility, coming about gradually, leaves... | |
 | 1892 - 928 頁
...azarole or Neapolitan medlar, and date palms. In commenting upon these fruits, Mr. Darwin t says that most horticulturists " look at the great size and...fruit as the cause and sterility as the result," but he holds the opposite view as more probable — that is, that the sterility, coming about gradually,... | |
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... but he holds the opposite view as more probable, that is, that the sterility, coming about gradually, leaves free for other growth the abundant supply of building material which the forming seed would otherwise have. He admits, however, that "there... 
